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Working Memory and Speech Recognition in Noise Under Ecologically Relevant Listening Conditions: Effects of Visual Cues and Noise Type Among Adults With Hearing Loss
Journal article   Open access   Peer reviewed

Working Memory and Speech Recognition in Noise Under Ecologically Relevant Listening Conditions: Effects of Visual Cues and Noise Type Among Adults With Hearing Loss

Christi W Miller, Erin K Stewart, Yu-Hsiang Wu, Christopher Bishop, Ruth A Bentler and Kelly Tremblay
Journal of speech, language, and hearing research, Vol.60(8), pp.2310-2320
08/16/2017
DOI: 10.1044/2017_JSLHR-H-16-0284
PMCID: PMC5829805
PMID: 28744550
url
https://doi.org/10.1044/2017_JSLHR-H-16-0284View
Published (Version of record) Open Access

Abstract

This study evaluated the relationship between working memory (WM) and speech recognition in noise with different noise types as well as in the presence of visual cues. Seventy-six adults with bilateral, mild to moderately severe sensorineural hearing loss (mean age: 69 years) participated. Using a cross-sectional design, 2 measures of WM were taken: a reading span measure, and Word Auditory Recognition and Recall Measure (Smith, Pichora-Fuller, & Alexander, 2016). Speech recognition was measured with the Multi-Modal Lexical Sentence Test for Adults (Kirk et al., 2012) in steady-state noise and 4-talker babble, with and without visual cues. Testing was under unaided conditions. A linear mixed model revealed visual cues and pure-tone average as the only significant predictors of Multi-Modal Lexical Sentence Test outcomes. Neither WM measure nor noise type showed a significant effect. The contribution of WM in explaining unaided speech recognition in noise was negligible and not influenced by noise type or visual cues. We anticipate that with audibility partially restored by hearing aids, the effects of WM will increase. For clinical practice to be affected, more significant effect sizes are needed.
Adult Age Factors Aged Auditory Threshold Cross-Sectional Studies Cues Discrimination (Psychology) Female Hearing Loss, Sensorineural - psychology Humans Linear Models Male Memory, Short-Term Middle Aged Neuropsychological Tests Noise Pattern Recognition, Physiological Speech Perception Visual Perception

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